CN112253675A - Wear-resistant hydraulic bushing for automotive suspension control arm - Google Patents
Wear-resistant hydraulic bushing for automotive suspension control arm Download PDFInfo
- Publication number
- CN112253675A CN112253675A CN202011202042.5A CN202011202042A CN112253675A CN 112253675 A CN112253675 A CN 112253675A CN 202011202042 A CN202011202042 A CN 202011202042A CN 112253675 A CN112253675 A CN 112253675A
- Authority
- CN
- China
- Prior art keywords
- tube
- rubber
- wall
- rubber sleeve
- damping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
- F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
- F16F13/10—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
- F16F13/105—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like characterised by features of partitions between two working chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
- F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
- F16F13/10—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
- F16F13/105—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like characterised by features of partitions between two working chambers
- F16F13/107—Passage design between working chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/30—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/10—Adhesion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a wear-resistant hydraulic bushing for a control arm of an automobile suspension, which comprises an inner tube, wherein symmetrically arranged rubber bodies are fixedly sleeved on an outer ring of the inner tube, symmetrically arranged positioning blocks are welded on the outer wall of the middle part of the inner tube, a first rubber sleeve covering the outer part of the inner tube is arranged between the two rubber bodies, a second rubber sleeve connected between the two rubber bodies is arranged outside the first rubber sleeve, a damping tube connected between the two rubber bodies is arranged between the first rubber sleeve and the second rubber sleeve, a first inner cavity is formed between the inner wall of the damping tube and the outer wall of the first rubber sleeve, a second inner cavity is formed between the outer wall of the damping tube and the inner wall of the second rubber sleeve, and an outer tube is fixedly sleeved outside the two rubber bodies. So that the high-damping rubber has better dynamic elastic rigidity and good high-damping performance.
Description
Technical Field
The invention relates to the technical field of bushings, in particular to a wear-resistant hydraulic bushing for a control arm of an automobile suspension.
Background
At present, a bush used in a guide device of an automobile suspension system is generally a rubber bush, which is used as a hinge point for connecting a control arm or a thrust rod in the guide device with an automobile body, and the rubber bush has the advantages of good vibration isolation performance, expected elastic property and attenuation property and the like, and becomes an indispensable important element on an automobile, so that the reasonable design of the rubber bush can ensure that the whole automobile has good operation stability and smoothness.
The rubber bushing in the prior art is generally an integral rubber bushing, the integral rubber bushing is low in dynamic elastic rigidity and poor in attenuation performance, and rapid attenuation of vibration is not facilitated, so that the wear-resistant hydraulic bushing for the automobile suspension control arm is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a wear-resistant hydraulic bushing for a suspension control arm of an automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wear-resistant hydraulic bushing for a control arm of an automobile suspension comprises an inner tube, wherein rubber bodies are symmetrically arranged and fixedly sleeved on the outer ring of the inner tube, a positioning block is symmetrically arranged and welded on the outer wall of the middle part of the inner tube, a first rubber sleeve covering the outer part of the inner tube is arranged between the two rubber bodies, a second rubber sleeve connected between the two rubber bodies is arranged outside the first rubber sleeve, a damping tube connected between the two rubber bodies is arranged between the first rubber sleeve and the second rubber sleeve, a first inner cavity is formed between the inner wall of the damping tube and the outer wall of the first rubber sleeve, a second inner cavity is formed between the outer wall of the damping tube and the inner wall of the second rubber sleeve, an outer tube is fixedly sleeved on the outer parts of the two rubber bodies, mounting plates are symmetrically arranged and welded at the bottom of the outer tube, and are vertically arranged, a reinforcing plate is welded on one side, which is close to the mounting, two the mounting panel is kept away from the bottom of one side each other and is all seted up the fixed orifices of horizontal setting, and the inner wall threaded connection of fixed orifices has the gim peg.
Preferably, the damping holes are uniformly formed in the outer portion of the damping tube, and viscous liquid is filled in the first inner cavity.
Preferably, a support frame positioned inside the outer pipe is bonded between the two rubber bodies, and the support frame is welded on the inner wall of the outer pipe.
Preferably, the outer diameter of the inner pipe is smaller than the inner diameter of the outer pipe, and both ends of the inner pipe extend out of the outer pipe.
Preferably, the first rubber sleeve can be directly poured between the outer wall of the inner pipe and the two rubber bodies in a pouring mode.
The invention has the beneficial effects that: according to the invention, under the combined action of all the parts, viscous liquid is packaged in the rubber bushing, and the damping size of the bushing is controlled by using the damping size generated when fluid passes through a flow channel, so that the bushing has better dynamic elastic rigidity and good high attenuation performance.
Drawings
FIG. 1 is a schematic cross-sectional view of a wear-resistant hydraulic bushing for an automotive suspension control arm according to the present invention;
FIG. 2 is a schematic side view of a wear resistant hydraulic bushing for an automotive suspension control arm according to the present invention;
fig. 3 is a schematic structural diagram of the connection between the inner tube and the rubber body in the wear-resistant hydraulic bushing for the suspension control arm of the automobile according to the present invention.
Reference numbers in the figures: 1 inner tube, 2 rubber bodies, 3 locating blocks, 4 first rubber sleeves, 5 outer tubes, 6 second rubber sleeves, 7 damping tubes, 8 first inner cavities, 9 second inner cavities, 10 support frames, 11 mounting plates, 12 reinforcing plates and 13 fixing bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a wear-resistant hydraulic bushing for a suspension control arm of an automobile comprises an inner tube 1, wherein symmetrically arranged rubber bodies 2 are fixedly sleeved on the outer ring of the inner tube 1, symmetrically arranged positioning blocks 3 are welded on the outer wall of the middle part of the inner tube 1, a first rubber sleeve 4 covering the outer part of the inner tube 1 is arranged between the two rubber bodies 2, a second rubber sleeve 6 connected between the two rubber bodies 2 is arranged outside the first rubber sleeve 4, a damping tube 7 connected between the two rubber bodies 2 is arranged between the first rubber sleeve 4 and the second rubber sleeve 6, a first inner cavity 8 is formed between the inner wall of the damping tube 7 and the outer wall of the first rubber sleeve 4, a second inner cavity 9 is formed between the outer wall of the damping tube 7 and the inner wall of the second rubber sleeve 6, an outer tube 5 is fixedly sleeved outside the two rubber bodies 2, symmetrically arranged mounting plates 11 are welded at the bottom of the outer tube 5, and the mounting plates 11 are, the welding of one side that two mounting panels 11 are close to each other has reinforcing plate 12, and the fixed orifices of horizontal setting are all seted up to the bottom of one side of keeping away from each other for two mounting panels 11, and the inner wall threaded connection of fixed orifices has gim peg 13.
The damping hole of even setting is seted up to the outside of damping tube 7, and is filled with viscous liquid in the first inner chamber 8, bonds between two rubber bodies 2 and has the support frame 10 that is located the inside of outer tube 5, and the support frame 10 welding is at the inner wall of outer tube 5, and the external diameter of inner tube 1 is less than the internal diameter of outer tube 5, and the outer tube 5 is stretched out at the both ends of inner tube 1, and first rubber sleeve 4 can directly be pour between the outer wall of inner tube 1 and two rubber bodies 2 with the mode of pouring.
In the embodiment, when receiving vibration, viscous liquid in the first inner cavity 8 can enter the second inner cavity 9 through the damping holes on the damping pipe 7, when the whole vehicle is impacted, the viscous liquid in the cavity can flow to the other inner cavity from one inner cavity through the flow guide grooves, when the impact is larger, the generated damping is large due to the hysteresis of the flow speed of the viscous liquid, and high damping characteristics are generated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A wear-resistant hydraulic bushing for a control arm of an automobile suspension comprises an inner tube (1) and is characterized in that rubber bodies (2) which are symmetrically arranged are fixedly sleeved on an outer ring of the inner tube (1), positioning blocks (3) which are symmetrically arranged are welded on an outer wall of the middle of the inner tube (1), a first rubber sleeve (4) which covers the outer portion of the inner tube (1) is arranged between the two rubber bodies (2), a second rubber sleeve (6) which is connected between the two rubber bodies (2) is arranged on the outer portion of the first rubber sleeve (4), a damping tube (7) which is connected between the two rubber bodies (2) is arranged between the first rubber sleeve (4) and the second rubber sleeve (6), a first inner cavity (8) is formed between the inner wall of the damping tube (7) and the outer wall of the first rubber sleeve (4), and a second inner cavity (9) is formed between the outer wall of the damping tube (7) and the inner wall of the second rubber sleeve (6), two the outside fixed cover of the rubber body (2) is equipped with outer tube (5), mounting panel (11) that the bottom welding symmetry of outer tube (5) set up, and mounting panel (11) along vertical setting, two one side welding that mounting panel (11) are close to each other has reinforcing plate (12), two the fixed orifices of horizontal setting, inner wall threaded connection of fixed orifices have gim peg (13) are all seted up to the bottom of keeping away from one side each other in mounting panel (11).
2. A wear-resistant hydraulic bushing for automotive suspension control arms according to claim 1, characterized in that the damping tube (7) is externally provided with uniformly arranged damping holes and the first inner chamber (8) is filled with viscous liquid.
3. A wear-resistant hydraulic bushing for automotive suspension control arms according to claim 1, characterized in that a support bracket (10) is bonded between the two rubber bodies (2) and located inside the outer tube (5), and the support bracket (10) is welded to the inner wall of the outer tube (5).
4. A wear resistant automotive suspension control arm hydraulic bushing according to claim 1, characterized in that the outer diameter of the inner tube (1) is smaller than the inner diameter of the outer tube (5), and both ends of the inner tube (1) protrude out of the outer tube (5).
5. A wear resistant automotive suspension control arm hydraulic bushing according to claim 1, characterized in that the first rubber sleeve (4) is poured directly between the outer wall of the inner tube (1) and the two rubber bodies (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011202042.5A CN112253675A (en) | 2020-11-02 | 2020-11-02 | Wear-resistant hydraulic bushing for automotive suspension control arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011202042.5A CN112253675A (en) | 2020-11-02 | 2020-11-02 | Wear-resistant hydraulic bushing for automotive suspension control arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112253675A true CN112253675A (en) | 2021-01-22 |
Family
ID=74268425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011202042.5A Pending CN112253675A (en) | 2020-11-02 | 2020-11-02 | Wear-resistant hydraulic bushing for automotive suspension control arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112253675A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6007072A (en) * | 1996-10-31 | 1999-12-28 | Mando Machinery Corporation | Vehicle suspension system with roll center control |
| CN1571895A (en) * | 2001-10-16 | 2005-01-26 | 米其林Avs公司 | Hydroelastic ball joint |
| CN201013828Y (en) * | 2007-02-09 | 2008-01-30 | 沈百庆 | hydrauli bush |
| US20090289399A1 (en) * | 2007-01-22 | 2009-11-26 | Toyo Tire & Rubber Co., Ltd. | Vibration-isolating bush |
| CN102734374A (en) * | 2012-06-28 | 2012-10-17 | 宁波拓普集团股份有限公司 | Novel hydraulic bushing mount |
| WO2013140701A1 (en) * | 2012-03-20 | 2013-09-26 | 東洋ゴム工業株式会社 | Vibration damper |
| CN104191927A (en) * | 2014-09-12 | 2014-12-10 | 东风小康汽车有限公司重庆分公司 | Axial variable-damping hydraulic bushing for automotive suspension |
| CN206608500U (en) * | 2017-02-28 | 2017-11-03 | 江阴海达橡塑股份有限公司 | A kind of hydraulic bushing |
| CN207049248U (en) * | 2017-08-10 | 2018-02-27 | 安徽中联汽车零部件有限公司 | A kind of novel hydraulic damping bushing |
| CN211808911U (en) * | 2019-12-10 | 2020-10-30 | 阿尔特汽车技术股份有限公司 | Rear torsion beam assembly of hydraulic bushing |
-
2020
- 2020-11-02 CN CN202011202042.5A patent/CN112253675A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6007072A (en) * | 1996-10-31 | 1999-12-28 | Mando Machinery Corporation | Vehicle suspension system with roll center control |
| CN1571895A (en) * | 2001-10-16 | 2005-01-26 | 米其林Avs公司 | Hydroelastic ball joint |
| US20090289399A1 (en) * | 2007-01-22 | 2009-11-26 | Toyo Tire & Rubber Co., Ltd. | Vibration-isolating bush |
| CN201013828Y (en) * | 2007-02-09 | 2008-01-30 | 沈百庆 | hydrauli bush |
| WO2013140701A1 (en) * | 2012-03-20 | 2013-09-26 | 東洋ゴム工業株式会社 | Vibration damper |
| CN102734374A (en) * | 2012-06-28 | 2012-10-17 | 宁波拓普集团股份有限公司 | Novel hydraulic bushing mount |
| CN104191927A (en) * | 2014-09-12 | 2014-12-10 | 东风小康汽车有限公司重庆分公司 | Axial variable-damping hydraulic bushing for automotive suspension |
| CN206608500U (en) * | 2017-02-28 | 2017-11-03 | 江阴海达橡塑股份有限公司 | A kind of hydraulic bushing |
| CN207049248U (en) * | 2017-08-10 | 2018-02-27 | 安徽中联汽车零部件有限公司 | A kind of novel hydraulic damping bushing |
| CN211808911U (en) * | 2019-12-10 | 2020-10-30 | 阿尔特汽车技术股份有限公司 | Rear torsion beam assembly of hydraulic bushing |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210122 |
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| WD01 | Invention patent application deemed withdrawn after publication |